Notice about importance of order of apps in INSTALLED_APPS

Copied the info about the order of suite in INSTALLED_APPS to the appropriate section.
Makes error_base.html safer
Docs: Add "important" block syntax to apps order note
Travis: Remove python 3.2 tests. Add python 3.4 tests
Merge branch 'patch-1' of https://github.com/mauler/django-suit into mauler-patch-1
Add checking if user has access to admin (user.is_staff) before
showing "Go to admin" button in error template.
default right chevron could turn down if section selected